1062561331 has 8 divisors (see below), whose sum is σ = 1165888080. Its totient is φ = 962319072.

The previous prime is 1062561323. The next prime is 1062561341. The reversal of 1062561331 is 1331652601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1062561331 - 2³ = 1062561323 is a prime.

It is a super-2 number, since 2×1062561331² = 2258073164272983122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1062561331.

It is not an unprimeable number, because it can be changed into a prime (1062561341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 770401 + ... + 771778.

It is an arithmetic number, because the mean of its divisors is an integer number (145736010).

Almost surely, 2^1062561331 is an apocalyptic number.

1062561331 is a deficient number, since it is larger than the sum of its proper divisors (103326749).

1062561331 is a wasteful number, since it uses less digits than its factorization.

1062561331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1542245.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 1062561331 is about 32596.9527870321. The cubic root of 1062561331 is about 1020.4334089831.

The spelling of 1062561331 in words is "one billion, sixty-two million, five hundred sixty-one thousand, three hundred thirty-one".